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Chapter 1

Introduction

Chapter 2

The Setup

Chapter 3

The Case

Chapter 6

Conclusion

Chapter 3

The Case

We will investigate a case that requires an Invoice API call to get invoice lines in a certain time, process them and put them to downstream applications and eventually to backend. Invoice API method is POST and can be filtered by a json body which allows us to control response size and enable us for pagination. 

Here is the sequence diagram of this requirement.